Respiration Physiology Quiz

25 Questions | Total Attempts: 498

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Respiration Physiology Quiz

Biologically speaking, respiration is defined as the movement of oxygen from the atmosphere into the body and that of carbon dioxide from the body to the atmosphere. The quiz below tests and advances your knowledge on the subject.


Questions and Answers
  • 1. 
    Carbon monoxide is a chemical found in tobacco smoke. It is known to reduce the efficiency of transportation of oxygen in the red blood cell. 'Infer, which structure is affected by carbon monoxide in red blood cell.
    • A. 

      Shape

    • B. 

      Nucleus

    • C. 

      Haemoglobin

    • D. 

      Thin walls

  • 2. 
    What are the common effects of Emphysema and Chronic bronchitis?
    • A. 

      Surface area for gaseous exchange decreases

    • B. 

      Excessive mucus is secreted by the epithelium

    • C. 

      Airway block making breathing difficult

    • D. 

      None of the above

  • 3. 
    Which of the following statements is FALSE
    • A. 

      Alveoli is well supplied with blood capillaries.

    • B. 

      Alveoli walls is one cell thick which increase the rate of diffusion of gases.

    • C. 

      A thin film of moisture covering the surface of the alveolus allows membranes to slide over each other easily during breathing.

    • D. 

      Numerous alveoli help increase surface area to volume ratio facilitates exchange of gases.

  • 4. 
    Which of the following statements is FALSE
    • A. 

      C-shaped rings of cartilage are specialized structures of the trachea

    • B. 

      Glands cells secreting mucus help trap dust particle in the trachea

    • C. 

      Cilia in the trachea helps in breathing, to sweep air into the lungs and

    • D. 

      Heart is found in the thoracic cavity

  • 5. 
    Concentration of oxygen is __________ in the lungs and __________ in the tissues.
    • A. 

      High, low

    • B. 

      Low, high

    • C. 

      High, high

    • D. 

      Low, low

  • 6. 
    Movement of air in and out of the lungs is due to ______________.
    • A. 

      Diaphragm contracts and flattens

    • B. 

      Inhalation & Exhalation

    • C. 

      Difference in pressure

    • D. 

      External intercostal muscles contract and internal intercostal muscles relax

  • 7. 
    Which of the following statements is TRUE
    • A. 

      Only diaphragm, intercostal muscles and sternum, is involved in inhalation and exhalation

    • B. 

      During inhalation, external intercostal muscles relax and internal intercostal muscles contract.

    • C. 

      Sternum move upward and forward exhalation.

    • D. 

      Changes of the volume of cavity are workings of only the intercostal muscles and diaphragm.

  • 8. 
    Which of the following does not describe the adaptations of a Red Blood Cell?
    • A. 

      Biconcave shape

    • B. 

      One cell thick

    • C. 

      Contains haemoglobin

    • D. 

      Have an iron-containing structure

  • 9. 
    Structure F is well adapted for its function of ___________________.
    • A. 

      Aerobic Respiration

    • B. 

      Gaseous Exchange

    • C. 

      Anaerobic respiration

    • D. 

      Inhalation

  • 10. 
    Name Structure D and EDiagram 2: The Left Lung
    • A. 

      Bronchiole, Bronchi

    • B. 

      Alveoli, Bronchus

    • C. 

      Bronchi, Bronchiole

    • D. 

      Bronchus, Bronchiole

  • 11. 
    Name Structure A, B & CDiagram 1: Overview of Respiratory System
    • A. 

      Trachea, Larynx, Bronchus

    • B. 

      Larynx, Trachea, Pharynx

    • C. 

      Pharynx, Larynx, Trachea

    • D. 

      Trachea, Larynx, Pharynx

  • 12. 
    Analyze the experimental setup below.What is the experiment investigating?
    • A. 

      The amount of oxygen in inspired air different from expired air

    • B. 

      The water content in inspired air different from expired air

    • C. 

      Is temperature of inspired air different from expired air

    • D. 

      The amount of carbon dioxide in inspired air different from expired air

  • 13. 
    Which of the following statements is TRUE
    • A. 

      Tar is a additive drug found in tobacco.

    • B. 

      Number of cigarettes smoked per day is indirectly proportional with the risk of lung cancer

    • C. 

      Carbon monoxide in tobacco increase the risk of fatty deposits in walls of arteries.

    • D. 

      None of the above

  • 14. 
    Breathing in and out is assisted by the what??
    • A. 

      Diaphragm

    • B. 

      Toes

    • C. 

      Nose

    • D. 

      Ribs

  • 15. 
    Your rib cage has how many pairs of ribs?
    • A. 

      9

    • B. 

      10

    • C. 

      11

    • D. 

      12

  • 16. 
    Intercostal muscles are the muscle tissue between your what?
    • A. 

      Nose

    • B. 

      Ears

    • C. 

      Ribs

    • D. 

      Toes

  • 17. 
    When you breathe in the air passes down your windpipe into your __________ then out to the Alveoli which delivers oxygen to your cells.
    • A. 

      Lungs

    • B. 

      Windpipe

    • C. 

      Bronchi

    • D. 

      Alveoli

  • 18. 
    The two inflatable sacs that deliver oxygen to your body is called?
    • A. 

      Windpipe

    • B. 

      Lungs

    • C. 

      Bronchi

    • D. 

      Alveoli

  • 19. 
    This part of the respiratory system that delivers oxygen to your CELLS is called?
    • A. 

      Windpipe

    • B. 

      Bronchi

    • C. 

      Alveoli

    • D. 

      Lungs

  • 20. 
    True or False..... Your right lung is slightly larger than your left. 
    • A. 

      True

    • B. 

      False

  • 21. 
    Your right lung has three lobes and your left lung has how many?
    • A. 

      Two

    • B. 

      Six

    • C. 

      Eighteen

    • D. 

      Two hundred

  • 22. 
    True or False... The volume of air going into and out of your lungs is called your lung capacity.
    • A. 

      True

    • B. 

      False

  • 23. 
    You only use about 1/3rd of your lung ________ when you breathe.
    • A. 

      Lovers

    • B. 

      Lobsters

    • C. 

      Capacity

    • D. 

      Earrings

  • 24. 
    The part of the brain that controls respiration is called the what?
    • A. 

      Intercosal Muscles

    • B. 

      Rib Cage

    • C. 

      Air sacs

    • D. 

      Mendulla Oblogata

  • 25. 
    True or False...... bronchitits, pneumonia, pleurisy and asthma are all lung issues.
    • A. 

      True

    • B. 

      False